APA-referens (7:e uppl.)

Cook, A. (1966). A commentary upon Browning's The ring and the book. Archon Books.

Chicago-referens (17:e uppl.)

Cook, A.K. A Commentary upon Browning's The Ring and the Book. Hamden, Conn.: Archon Books, 1966.

MLA-referens (8:e uppl.)

Cook, A.K. A Commentary upon Browning's The Ring and the Book. Archon Books, 1966.